| 1 | Petiolar node squamiform, compressed longitudinally, its dorsal margin narrow (Fig. 4) | C. cugiai Menozzi, 1939 |
| – | Petiolar node nodiform, not compressed longitudinally, dorsum broader, subquadrate (Fig. 1) | 2 |
| 2 | Propodeum angular, body brown | C. indica Pisarski, 1961 |
| – | Propodeum rounded, body reddish brown | C. setipes (Forel, 1894) |
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